From mboxrd@z Thu Jan 1 00:00:00 1970 From: Waldemar Brodkorb Date: Mon, 22 Aug 2016 00:20:24 +0200 Subject: [Buildroot] [PATCH] binutils: fix bfin compile Message-ID: <20160821222023.GA10105@waldemar-brodkorb.de> List-Id: MIME-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit To: buildroot@busybox.net See gcc bug for details: https://gcc.gnu.org/bugzilla/show_bug.cgi?id=77311 Signed-off-by: Waldemar Brodkorb --- package/binutils/binutils.mk | 6 ++++++ 1 file changed, 6 insertions(+) diff --git a/package/binutils/binutils.mk b/package/binutils/binutils.mk index 2936eb5..1defbb1 100644 --- a/package/binutils/binutils.mk +++ b/package/binutils/binutils.mk @@ -71,6 +71,12 @@ endif BINUTILS_CONF_ENV += ac_cv_prog_MAKEINFO=missing HOST_BINUTILS_CONF_ENV += ac_cv_prog_MAKEINFO=missing +# gcc bug with Os/O2/O3 +# error: unable to find a register to spill in class 'CCREGS' +ifeq ($(BR2_bfin),y) +BINUTILS_CONF_ENV += CFLAGS="$(TARGET_CFLAGS) -O1" +endif + # Install binutils after busybox to prefer full-blown utilities ifeq ($(BR2_PACKAGE_BUSYBOX),y) BINUTILS_DEPENDENCIES += busybox -- 2.1.4